DE2628910A1 - Strangpressverfahren - Google Patents

Strangpressverfahren

Info

Publication number
DE2628910A1
DE2628910A1 DE19762628910 DE2628910A DE2628910A1 DE 2628910 A1 DE2628910 A1 DE 2628910A1 DE 19762628910 DE19762628910 DE 19762628910 DE 2628910 A DE2628910 A DE 2628910A DE 2628910 A1 DE2628910 A1 DE 2628910A1
Authority
DE
Germany
Prior art keywords
mixture
particles
screw
feed
extruder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
DE19762628910
Other languages
German (de)
English (en)
Other versions
DE2628910C2 (xx
Inventor
Joseph J Hall
Ralf Korpman
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Johnson and Johnson
Original Assignee
Johnson and Johnson
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Johnson and Johnson filed Critical Johnson and Johnson
Publication of DE2628910A1 publication Critical patent/DE2628910A1/de
Application granted granted Critical
Publication of DE2628910C2 publication Critical patent/DE2628910C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/60—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material
    • B29B7/603—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material in measured doses, e.g. proportioning of several materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/29—Feeding the extrusion material to the extruder in liquid form
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/42—Non-identical or non-mirrored screws
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE19762628910 1975-06-30 1976-06-28 Strangpressverfahren Granted DE2628910A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/591,796 US3984509A (en) 1975-06-30 1975-06-30 Extrusion process for mixtures of elastomer particles and resin particles

Publications (2)

Publication Number Publication Date
DE2628910A1 true DE2628910A1 (de) 1977-01-27
DE2628910C2 DE2628910C2 (xx) 1987-06-25

Family

ID=24367972

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19762628910 Granted DE2628910A1 (de) 1975-06-30 1976-06-28 Strangpressverfahren

Country Status (12)

Country Link
US (1) US3984509A (xx)
JP (1) JPS526778A (xx)
BE (1) BE843654A (xx)
BR (1) BR7604289A (xx)
CA (1) CA1070466A (xx)
DE (1) DE2628910A1 (xx)
DK (1) DK290776A (xx)
FR (1) FR2324434A1 (xx)
GB (1) GB1522055A (xx)
IN (1) IN143246B (xx)
IT (1) IT1062045B (xx)
NL (1) NL7606096A (xx)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3506635A1 (de) * 1985-02-26 1986-08-28 Simar Fördertechnik GmbH, 7145 Markgröningen Vorrichtung zum dosieren und zufuehren mehrerer granulat- und/oder pulverfoermiger komponenten fuer einen extruder

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4101613A (en) * 1975-10-15 1978-07-18 Concorde Fibers, Inc. Production of shaped, high polymeric articles
US4136071A (en) * 1976-05-18 1979-01-23 Johnson & Johnson Mixed block polymer adhesive
US4178337A (en) * 1977-10-18 1979-12-11 Johnson & Johnson Thermoplastic elastomeric film extrusion process
US4379806A (en) * 1979-07-05 1983-04-12 Johnson & Johnson Pressure-sensitive adhesive tape and process
US4431598A (en) * 1980-02-25 1984-02-14 Permacel Process for extruding adhesive films and tapes
US4388349A (en) * 1980-11-21 1983-06-14 Permacel Extrusion coating process
US4526736A (en) * 1982-06-30 1985-07-02 Cosden Technology, Inc. Process and apparatus for manufacturing flexible foamed articles
US4552713A (en) * 1983-02-04 1985-11-12 Jamak, Inc. Method of forming an improved handgrip having non-slip features
US4663103A (en) * 1983-08-09 1987-05-05 Collins & Aikman Corporation Apparatus and method of extrusion
ES8605549A1 (es) * 1984-09-22 1986-03-16 Wardle Storeys Plc Un metodo para fabricar un material polimero,perfilado,para amortiguar vibraciones y aislar el sonido
US4789507A (en) * 1985-10-28 1988-12-06 Hoechst Celanese Corporation Production of preceramic and ceramic fibers from friable, thermally sensitive organosilicon preceramic polymers
US4696779A (en) * 1986-03-17 1987-09-29 Kimberly-Clark Corporation Method and apparatus for forming an isotropic self-adhering elastomeric ribbon
US5104921A (en) * 1988-02-17 1992-04-14 Shell Oil Company Radiation cured polymer composition
US5686158A (en) * 1991-11-21 1997-11-11 Jmk International, Inc. Low specific gravity silicone rubber golf club grip
USH1402H (en) * 1992-09-24 1995-01-03 Shell Oil Company Styrene-isoprene-styrene block copolymer composition and adhesives made therefrom
DE4313008C1 (de) * 1993-04-21 1994-11-10 Beiersdorf Ag Selbstklebemasse auf Acrylathotmelt-Basis, Verfahren zu deren Herstellung und deren Verwendung
US5520868A (en) * 1994-01-24 1996-05-28 Kt Industries Inc. Forming pressure sensitive adhesive tape
US5412032A (en) * 1994-02-22 1995-05-02 Shell Oil Company High molecular weight low coupled linear styrene-isoprene-styrene block copolymer composition and adhesives made therefrom
US5466320A (en) * 1994-05-09 1995-11-14 Oscoda Plastics, Inc. Making a cushiony decorative tile or cover product from extruded recycled membrane with discrete fibers randomly dispersed therein
US5804663A (en) * 1995-03-16 1998-09-08 Shell Oil Company Radiation sensitive vinyl aromatic block copolymers and compositions containing them
US6197419B1 (en) 1997-09-19 2001-03-06 3M Innovative Properties Co. Blended adhesives and articles incorporating the same
US6541098B2 (en) 2000-12-22 2003-04-01 Avery Dennison Corporation Three-dimensional flexible adhesive film structures
ATE464172T1 (de) * 2002-07-11 2010-04-15 Pirelli Verfahren und vorrichtung zur kontinuierlichen herstellung einer elastomermischung
US7390118B2 (en) * 2004-10-15 2008-06-24 Husky Injection Molding Systems Ltd. Extruder assembly
US7704676B2 (en) * 2007-09-04 2010-04-27 Kraton Polymers U.S. Llc Block copolymers having distinct isoprene and butadiene midblocks, method for making same, and uses for such block copolymers
US9457547B2 (en) * 2007-11-07 2016-10-04 Magnum Magnetics Corporation Extrudable adherable material systems
CN102336011A (zh) * 2011-07-22 2012-02-01 苏州天加新材料有限公司 粉料输送机构
CN103029274A (zh) * 2012-12-07 2013-04-10 宁波新海太塑料机械有限公司 一种注射装置
GB201718148D0 (en) * 2017-11-02 2017-12-20 Ipotts Ltd Hair cutting comb
GB2603007B (en) * 2021-01-26 2023-01-11 Pickuls Gizmo Ltd A hair cutting guide

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3239478A (en) * 1963-06-26 1966-03-08 Shell Oil Co Block copolymer adhesive compositions and articles prepared therefrom
US3281383A (en) * 1962-08-09 1966-10-25 Phillips Petroleum Co Branched polymers prepared from monolithium-terminated polymers and compounds having at least three reactive sites
US3519585A (en) * 1966-04-13 1970-07-07 Morgan Adhesives Co Pressure sensitive adhesive composition
US3577398A (en) * 1966-06-09 1971-05-04 Goodyear Tire & Rubber Synthetic resin
DE2026834B2 (de) * 1969-06-03 1973-06-14 Aakesson, Tore Jan Borje, Haising borg (Schweden) Schneckenpresse mit einer in einem schneckengehaeuse drehbar angeordneten einzelschnecke zum plastizieren von kunststoff
US3783072A (en) * 1971-11-02 1974-01-01 Johnson & Johnson Extrusion process for pressure-sensitive adhesive sheets and tapes
US3787531A (en) * 1969-04-04 1974-01-22 Minnesota Mining & Mfg Pressure-sensitive adhesives comprising a block copolymer and a tackifier
DE2310514A1 (de) * 1973-03-02 1974-09-19 Stefan Fischer Schneckenpresse

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2541201A (en) * 1948-08-28 1951-02-13 Nat Rubber Machinery Co Method of extrusion
US3300543A (en) * 1957-09-23 1967-01-24 Avery Products Corp Stabilized pressure sensitive adhesive consisting of saturated polyester and vinyl chloride polymer
US3160915A (en) * 1962-01-31 1964-12-15 Monsanto Co Apparatus for continuously advancing plastic materials along the flights of an extruder screw
US3767754A (en) * 1968-11-15 1973-10-23 Allied Chem Method for melting and dispersion of thermoplastic polymers
DE1927923A1 (de) * 1969-05-31 1970-12-03 Bayer Ag Verfahren zur kontinuierlichen Herstellung von Polyamid-Profilen durch ionische Polymerisation von Lactamen
US3592710A (en) * 1969-09-18 1971-07-13 Morgan Adhesives Co Method of producing pressure sensitive adhesives
DE2043833B2 (de) * 1970-09-04 1972-03-09 Fa. Werner & Pfleiderer, 7000 Stuttgart Schneckenstrangpresse fuer die verarbeitung und behandlung von schmelzen plastischer stoffe kunststoffpulver und granu laten
US3929323A (en) * 1974-11-14 1975-12-30 Egan Machinery Co Extruder feed section

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3281383A (en) * 1962-08-09 1966-10-25 Phillips Petroleum Co Branched polymers prepared from monolithium-terminated polymers and compounds having at least three reactive sites
US3239478A (en) * 1963-06-26 1966-03-08 Shell Oil Co Block copolymer adhesive compositions and articles prepared therefrom
US3519585A (en) * 1966-04-13 1970-07-07 Morgan Adhesives Co Pressure sensitive adhesive composition
US3577398A (en) * 1966-06-09 1971-05-04 Goodyear Tire & Rubber Synthetic resin
US3787531A (en) * 1969-04-04 1974-01-22 Minnesota Mining & Mfg Pressure-sensitive adhesives comprising a block copolymer and a tackifier
DE2026834B2 (de) * 1969-06-03 1973-06-14 Aakesson, Tore Jan Borje, Haising borg (Schweden) Schneckenpresse mit einer in einem schneckengehaeuse drehbar angeordneten einzelschnecke zum plastizieren von kunststoff
US3783072A (en) * 1971-11-02 1974-01-01 Johnson & Johnson Extrusion process for pressure-sensitive adhesive sheets and tapes
DE2310514A1 (de) * 1973-03-02 1974-09-19 Stefan Fischer Schneckenpresse

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3506635A1 (de) * 1985-02-26 1986-08-28 Simar Fördertechnik GmbH, 7145 Markgröningen Vorrichtung zum dosieren und zufuehren mehrerer granulat- und/oder pulverfoermiger komponenten fuer einen extruder

Also Published As

Publication number Publication date
JPS6117647B2 (xx) 1986-05-08
JPS526778A (en) 1977-01-19
BE843654A (fr) 1976-12-30
GB1522055A (en) 1978-08-23
DE2628910C2 (xx) 1987-06-25
BR7604289A (pt) 1977-04-05
IN143246B (xx) 1977-10-22
IT1062045B (it) 1983-06-25
NL7606096A (nl) 1977-01-03
CA1070466A (en) 1980-01-29
FR2324434A1 (fr) 1977-04-15
US3984509A (en) 1976-10-05
FR2324434B1 (xx) 1980-01-25
DK290776A (da) 1976-12-31

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Legal Events

Date Code Title Description
8127 New person/name/address of the applicant

Owner name: PERMACEL, NEW BRUNSWICK, N.J., US

8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: JOHNSON & JOHNSON, NEW BRUNSWICK, N.J., US

D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee